CMU 15-445 Fall 2025 Project #3: Query Execution (BusTub)

Write scan, aggregation and join executors, a hash join with an optimizer rule that selects it, external merge sort, limit and window functions.

Not attemptedCMU 15-445Access: free

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The exercise happens on CMU 15-445. Canonical link: https://15445.courses.cs.cmu.edu/fall2025/project3/. Link check: link responded (5 Oct 2026). Opened from this app 0 times; opening is not counted as an attempt.

Supports: Query processing internals for database research and engine roles.

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